The painkiller commonly known as aspirin is the chemical compound acetylsalicylic acid, of molecular formula C_2H_2O_4. In 325 mg of aspirin: a) How many motes of acetylsalicylic acid are present? b) How many acetylsalicylic acid molecules are present? c) How many carton atoms are present? d) What is the mass (in milligrams) of just the oxygen atoms? e) What is the volume of the sample in cm^3? (density = 1.40 g/cm^3) f) What is the mass of the sample in ounces? (16 oz = 1 pound = 453.6 g)